------------[ cut here ]------------ WARNING: CPU: 0 PID: 11528 at mm/page_alloc.c:4985 __alloc_pages_nodemask+0x44e/0x500 mm/page_alloc.c:5029 Modules linked in: CPU: 0 PID: 11528 Comm: syz-executor.3 Not tainted 5.12.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__alloc_pages_nodemask+0x44e/0x500 mm/page_alloc.c:5029 Code: 00 48 ba 00 00 00 00 00 fc ff df e9 fb fd ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 06 fe ff ff e8 97 67 09 00 e9 fc fd ff ff <0f> 0b e9 15 fe ff ff 44 89 ed a9 00 00 08 00 75 11 81 e5 7f ff ff RSP: 0018:ffffc90008cdfba0 EFLAGS: 00010246 RAX: ffffc90008cdfba8 RBX: ffffc90008cdfbd4 RCX: 0000000000000000 RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc90008cdfbd0 RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffc90008cdfba8 R10: fffff5200119bf7a R11: 0000000000000000 R12: 0000000000f0ff80 R13: 0000000000040cc0 R14: 1ffff9200119bf7a R15: 000000000000000c FS: 00007fc8a2ff0700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055b3c44f06b8 CR3: 0000000024d6f000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: alloc_pages include/linux/gfp.h:561 [inline] kmalloc_order+0x41/0x170 mm/slab_common.c:902 kmalloc_order_trace+0x15/0x70 mm/slab_common.c:918 kmalloc_large include/linux/slab.h:483 [inline] __kmalloc_track_caller+0x26d/0x390 mm/slub.c:4554 memdup_user_nul+0x26/0xf0 mm/util.c:260 smk_set_cipso+0xff/0x6f0 security/smack/smackfs.c:859 vfs_write+0x220/0xab0 fs/read_write.c:603 ksys_write+0x11b/0x220 fs/read_write.c:658 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x466459 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc8a2ff0188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 RDX: 0000000000f0ff7f RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00000000004bf9fb R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007fff9f39bf5f R14: 00007fc8a2ff0300 R15: 0000000000022000